| 摘要 |
<p>An energy saving road lighting device with telephone helpline functions, including a projector (10), which uses LED (25) or high pressure discharge (15) light sources for lighting, and one or more solar photovoltaic modules or panels (12) connected with the respective photovoltaic generators; each projector (10) and each photovoltaic module (12) are mounted on a respective pole or street lamp (11) used for the road public lighting and each projector (10) includes a radio transceiver, a controller and an inverter, so as to balance the energy produced by each photovoltaic generator with the energy absorbed by the light sources and achieve greater energy saving, compared to the known techniques.</p> |
